CN102111821A - Resource distribution method and system - Google Patents
Resource distribution method and system Download PDFInfo
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- CN102111821A CN102111821A CN2009102525446A CN200910252544A CN102111821A CN 102111821 A CN102111821 A CN 102111821A CN 2009102525446 A CN2009102525446 A CN 2009102525446A CN 200910252544 A CN200910252544 A CN 200910252544A CN 102111821 A CN102111821 A CN 102111821A
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Abstract
The invention discloses a resource distribution method and system which are used for ensuring that user equipment (UE) can be switched to a target cell belonging to multiple public land mobile networks (PLMNs). The method comprises: when the target cell to which the UE is to be switched belongs to multiple PLMNs, a serving radio network controller (SRNC) performs matching judgment on the network shared information of the target cell and the authorization information of the UE, when the network shared information and the authorization information are matched, the resources are distributed to the UE; and the network shared information of the target cell is generated by the SRNC according to shared network access (SNA) information and multi-PLMN list information which are transmitted by a drift radio network controller (DRNC) to the target cell.
Description
Technical field
The present invention relates to the communications field, be specifically related to a kind of resource allocation methods and system.
Background technology
3G (third generation) the networking cycle is long, the cost height, and the ability of single operator is difficult to finish the 3G network of a complete covering at short notice; Merger between the operator also requires to share between the heterogeneous networks.In order to satisfy the demand, 3GPP proposes the shared network technology, adopt this technology to make and share the access network part that accounts for the network investment maximum between each operator, reduced the input of 3G network, improved the cloth net spee, integrated the different operators access network resource, particularly important for the operator of starting stage.
At present, network is shared and is comprised two kinds of configuration modes, and promptly gateway core net (GWCN, Gateway CoreNetwork) and MOCN (MOCN, Multi-Operator Core Network) are distinguished as shown in Figure 1 and Figure 2.Wireless access network is all shared under these two kinds of frameworks, and its difference is also to share between a plurality of operators for the part core network element of Fig. 1.Here the core network element of Gong Xianging comprises mobile switching centre (MSC, Mobile Switching Centre) or Serving GPRS Support Node (SCSN, Serving GPRS Support Node).
When a sub-district only belongs to a public land mobile network (PLMN, Public Land MobileNetwork), for the carrier frequency special use is not shared; When a sub-district belongs to a plurality of PLMN, for carrier frequency is shared.
UE is at RNC (Radio NetWork Controller, radio network controller) inner when mobile, because SRNC (Serving RNC, Serving RNC) authorization message of knowing UE (comprises PLMNID (PLMN identity at least, Public Land Mobile Nerwork sign)) with the sub-district under PLMN information (comprising PLMN ID at least), can control the moving range of UE.
When UE was mobile between RNC, DRNC (Drift RNC, Drift Radio Network Controller) brought SRNC with the shared network access information under sub-district or the adjacent area (SNA (Shared Network Access) Information).SNA Information cell is specifically as shown in table 1, comprises PLMN ID and SNA tabulation, comprises a plurality of SNAC (Shared Network Access Code, shared network access information sign indicating number) in the SNA tabulation.Judge according to the shared network access information (comprising PLMN ID and SNAC) under UE authorization message (comprising PLMN ID and SNAC) and the sub-district that by SRNC whether decision is the UE distributing radio resource at Target cell.
Table 1 SNA Information
| IE/Group?Name | Presence | Range | IE?type?and?reference |
| PLMN?Identity | M | OCTET?STRING(3) | |
| List?of?SNAs | 0..<maxnoofSNAs> | ||
| >SNAC | M | INTEGER(0..65535) |
The authorization message of UE is that UE is distributed by core net when signatory, represents that by SNA AccessInformation (shared network access access information) cell structure is as shown in table 2.Core net sends to RNC by Relocation Request (re-positioning request) and Common ID (public identifier) message with the authorization message of UE.
Table 2 SNA Access Information
| IE/Group?Name | Presence | Range | IE?type?and?reference |
| SNA?Access?Information | |||
| >Authorised?PLMNs | 1to <maxPLMNsSN> | ||
| >>PLMN?Identity | M | OCTET?STRING(SIZE (3)) | |
| >>Authorised?SNAs List | O | ||
| >>>Authorised?SNAs | 1to<maxSNAs> | ||
| >>>>SNAC | M |
SNAC in the table represents the shared network sign indicating number that each PLMN authorizes down.
According to present agreement, when the Target cell (hereinafter to be referred as D side sub-district) of DRNC control when belonging to a plurality of PLMN, because can't reflect the SNAC of each PLMN ID correspondence, SRNC just can't correctly match the scope of authority of UE in D side sub-district, and then has influence on the switching of UE between RNC.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of resource allocation methods and system, and UE can be switched to the Target cell that belongs to a plurality of PLMN.
For solving the problems of the technologies described above, the invention provides a kind of resource allocation methods, comprise,
When the Target cell that will switch when subscriber equipment (UE) belongs to a plurality of public land mobile networks (PLMN), service wireless network controller (SRNC) mates judgement to the authorization message that the network of described Target cell is shared information and described UE, is described UE Resources allocation when above-mentioned information matches; It is that SRNC inserts (SNA) information and the generation of many PLMN list information according to floating radio network controller (DRNC) to the shared network of the described Target cell of its transmission that the network of described Target cell is shared information.
Further, the shared information of described network comprises each PLMN sign and the corresponding shared network access information sign indicating number (SNAC) of each PLMN sign in many PLMN list information at least.
Further, the corresponding SNAC of described each PLMN sign is the SNAC that comprises in the described SNA information.
Further, comprise PLMN sign and the corresponding shared network access information sign indicating number (SNAC) of this PLMN sign in the described SNA information, described PLMN is designated in many PLMN list information of described Target cell.
Further, described PLMN is designated common PLMN sign.
Further, the authorization message that described SRNC shares information and described UE to the network of described Target cell is mated judgement and is meant: SRNC judges that described network shares whether the common factor of the pairing SNAC of identical PLMN in information and the described authorization message is empty, if be empty, think and do not match, otherwise, think coupling.
Further, DRNC sends to SRNC by one of following information with SNA information and many PLMN list information: Radio Link is set up response message, Radio Link is set up failed message, Radio Link increase response message, Radio Link increase failed message, up signaling transmission indicating information.
For solving the problems of the technologies described above, the present invention also provides a kind of resource allocation system, comprises service wireless network controller (SRNC) and floating radio network controller (DRNC), wherein:
Described DRNC is used for inserting (SNA) information and many public land mobile networks (PLMN) list information to the shared network of described SRNC transmission sub-district, and described sub-district belongs to a plurality of PLMN;
Described SRNC, be used for the SNA information of the described sub-district of transmitting and the network that many PLMN list information generates described sub-district and share information according to described DRNC, and be used for when subscriber equipment (UE) will switch to described sub-district, the authorization message of the network of described sub-district being shared information and described UE is mated judgement, during the judgement coupling is described UE Resources allocation, otherwise does not distribute.
Further, described network is shared information and is comprised that at least each PLMN sign and each PLMN in many PLMN list information identify corresponding shared network access information sign indicating number (SNAC), and described SNAC is the SNAC that comprises in the described SNA information.
Further, described PLMN is designated the common PLMN sign in many PLMN list information of described Target cell.
Adopt the method for the invention to can be implemented under the shared network framework RNC UE is controlled when mobile between RNC, realize that the network of network-wide basis is shared authorization control.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can be by realizing at the specification of being write, claims and obtaining.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the shared network framework under the gateway core net sharing mode;
Fig. 2 is the shared network framework under the MOCN sharing mode;
Fig. 3 is that DRNC passes through UPLINK SIGNALLING TRANSFER INDICATION to SNRC transmission SNA Information and Multiple PLMN List message flow chart;
Fig. 4 is that DRNC passes through RADIO LINK SETUP RESPONSE or RADIO LINKSETUP FAILURE sends SNA Information and Multiple PLMN List message flow chart to SNRC;
Fig. 5 is that DRNC passes through RADIO LINK ADDITION RESPONSE or RADIOLINK ADDITION FAILURE sends SNA Information and MultiplePLMN List message flow chart to SNRC;
Fig. 6 shares under the framework according to the network of the embodiment of the invention to carry out the flow chart that Iur-crossing port moves control.
Embodiment
The present invention is applicable to that switching target small area belongs to the situation of a plurality of PLMN.
If the Target cell of DRNC control belongs to a plurality of PLMN, DRNC can send to SRNC with PLMN information, and PLMN information comprises Multiple PLMN List (many PLMN tabulations) and SNAInformation.Wherein, Multiple PLMN List is as shown in table 3, comprises a series of PLMN signs (PLMN ID), and these identify corresponding MOCN or the GWCN network is shared the configuration PLMN sign of broadcasting down.The other guide that Multiple PLMN List comprises specifically can be referring to 25.423 agreements.
Table 3 Multiple PLMN List cell
| IE/Group?Name | Presence | Range | IE?type?and?reference |
| PLMN?Identity | M | OCTET?STRING(SIZE(3)) | |
| List?of?PLMNs | 0..<maxNrOfBroadcastPLMNs> | ||
| >PLMN?Identity | M | OCTET?STRING(SIZE(3)) |
Inventive concept of the present invention is: when the Target cell that will switch as UE belongs to a plurality of PLMN, SRNC mates judgement to the authorization message that the network of described Target cell is shared information and described UE, be described UE Resources allocation when above-mentioned information matches, it is that SRNC generates to the SNA of the described Target cell of its transmission Information and MultiplePLMN List information according to DRNC that the network of described Target cell is shared information.
Whether SRNC by being the UE Resources allocation realizes UE is controlled the mobile of DRNC sub-district.
DRNC is specifically as shown in table 1 to the SNA Information cell of the sub-district that SRNC transmits; Multiple PLMN List information to the sub-district that SRNC transmits is specifically as shown in table 3.
The network of the sub-district that generates is shared the SNAC that information comprises each PLMN ID in the Multiple PLMN List information and each PLMN ID correspondence at least.Also the form that can be configured to show is as shown in table 4.
Table 4 network is shared information table
| IE/Group?Name | Presence | Range | IE?type?and?reference |
| List?of?PLMNs | 1..<maxNrOfBroadcastPLMNs+1> | ||
| >PLMN?Identity | M | OCTET?STRING(3) | |
| List?of?SNAs | 0..<maxnoofSNAs> | ||
| >>SNAC | M | INTEGER(0..65535) |
For DRNC, it is when SRNC sends SNA Information, the PLMN ID that fills in described SNAInformation table is cell PLMNID essential in the cell system broadcast, or any one PLMN ID among the optional cell Multiple PLMN List in the system broadcast message.Select the excellent essential cell PLMN ID in the system broadcast message that is, the corresponding commonPLMN Identity of this cell generally is the PLMN ID of a main operator of sub-district affiliated area.
As can be seen from Table 4, network under the respective cell of above-mentioned SRNC structure is shared information, be presented as: all comprise the List of SNAs among the SNA Information under each the PLMN ID among the Multiple PLMN List, promptly each PLMN ID is to there being SNAC.
Above-mentioned UE is controlled the mobile of DRNC sub-district, whether to be specially the judgement Target cell within the scope of authority at UE, concrete decision method is: PLMN ID and SNAC among the authorization message SNA AccessInformation of judgement UE, whether the PLMN ID and the SNAC that share in the information with the network of sub-district occur simultaneously empty, if be empty, RNC is not the UE Resources allocation in the DRNC sub-district, if be not empty, RNC is the UE Resources allocation in the DRNC sub-district.
DRNC sends to SRNC by one of following information with SNA Information and Multiple PLMN List information: Radio Link is set up response message, Radio Link is set up failed message, Radio Link increase response message, Radio Link increase failed message, up signaling transmission indicating information.
Set forth this method below by specific embodiment.
Fig. 3 represents that DRNC sends SNA Information and Multiple PLMNList message flow by up signaling transmission indicating information (UPLINK SIGNALLINGTRANSFER INDICATION) to SNRC.
Step 301, when the UE that is in common condition moved to D side sub-district, UE initiated cell update (Cell Update) message to DRNC;
Step 302, DRNC sends UPLINK SIGNALLING TRANSFERINDICATION to SRNC, shares under the framework in MOCN configuration or GWCN configuration network, comprises SNA Information and Multiple PLMN List in the message.
Comprise PLMN ID and SNAC among the SNA Information, PLMN ID is among the affiliated PLMN list in sub-district, is preferably common PLMN Identity.
This two-part mode of filling in of PLMN ID and List of PLMNs among the Multiple PLMN List: PLMN ID can extend this as cell PLMN ID essential in the system broadcast message, and List of PLMNs can extend this as optional cell Multiple PLMN List in the system broadcast message.
Fig. 4 represents that DRNC sets up response (RADIO LINK SETUPRESPONSE) message by Radio Link or Radio Link is set up failure (RADIO LINK SETUP FAILURE) message to SNRC transmission SNA Information and Multiple PLMN List message flow.
Step 401, when the UE that is in single user state moved to the DRNC sub-district, SRNC sent Radio Link to DRNC and sets up request (RADIO LINK SETUP REQUEST) message;
Comprise PLMN Identity and SNAC among the SNA Information, PLMN Identity is among the affiliated PLMN list in sub-district, is preferably common PLMN Identity.
Fig. 5 represents that DRNC increases response (RADIO LINK ADDITIONRESPONSE) message by Radio Link or Radio Link increases failure (RADIO LINK ADDITIONFAILURE) message to SNRC transmission SNA Information and Multiple PLMN List message flow.
Step 501, as the UE that is in single user state during at the existing at least link of DRNC, SRNC judgement the carrying out switching of same DRNC;
Step 502, SRNC sends Radio Link to DRNC increases request (RADIO LINKADDITION REQUEST) message;
Step 503, DRNC returns success response (RADIO LINK ADDITIONRESPONSE) or failure response (RADIO LINK ADDITION FAILURE) to SRNC, share under the framework in MOCN configuration or GWCN configuration network, comprise the PLMN information SNA Information and the Multiple PLMN List of sub-district correspondence in the message.
Comprise PLMN Identity and SNAC among the SNA Information, PLMN Identity is among the affiliated PLMN list in sub-district, is preferably common PLMN Identity.
In Fig. 3, Fig. 4, Fig. 5 flow process, after SRNC obtains SNA Information and Multiple PLMNList, the flow process of execution graph 6.Fig. 6 represents to carry out the flow process that Iur-crossing port moves control according to UE under the shared framework of the network of the embodiment of the invention.
Step 601, SRNC obtains the SNAInformation and the Multiple PLMN List of the target D side sub-district correspondence of DRNC transmission, and the network that constructs this sub-district is shared information;
The tectonic network method of sharing information can be: extract the SNAC among the List of SNAs among the SNA Information, with the SNAC of this SNAC as each PLMN among the Multiple PLMN List, and save as tabulation.If SRNC finds to preserve, then replace original information of preserving with new PLMN ID and SNAC.
Step 602, SRNC mates judgement according to the authorization message that the network of target D side sub-district is shared information and UE, promptly carry out the coupling of PLMN ID+SNAC, the common factor of the SNAC of identical PLMN ID correspondence in the authorization message of shared information of the network of calculating Target cell and UE, if occur simultaneously for empty, expression UE does not authorize execution in step 604 in this target D side sub-district; Otherwise, think that UE has mandate, execution in step 603;
Step 603 is in DRNC cell allocation resource.
Step 604 is not in DRNC cell allocation resource.
Realize the resource allocation system of said method, comprise SRNC and DRNC, wherein:
Described DRNC is used for SNA information and many PLMN list information to described SRNC transmission sub-district, and described sub-district belongs to a plurality of PLMN;
Described SRNC, be used for the SNA information of the described sub-district of transmitting and the network that many PLMN list information generates described sub-district and share information according to described DRNC, and be used for when UE will switch to described sub-district, the authorization message of the network of described sub-district being shared information and described UE is mated judgement, during the judgement coupling is described UE Resources allocation, otherwise does not distribute.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a resource allocation methods comprises,
When the Target cell that will switch when subscriber equipment (UE) belongs to a plurality of public land mobile networks (PLMN), service wireless network controller (SRNC) mates judgement to the authorization message that the network of described Target cell is shared information and described UE, is described UE Resources allocation when above-mentioned information matches; It is that SRNC inserts (SNA) information and the generation of many PLMN list information according to floating radio network controller (DRNC) to the shared network of the described Target cell of its transmission that the network of described Target cell is shared information.
2. the method for claim 1 is characterized in that,
Described network is shared information and is comprised that at least each PLMN sign and each PLMN in many PLMN list information identify corresponding shared network access information sign indicating number (SNAC).
3. method as claimed in claim 2 is characterized in that,
The corresponding SNAC of described each PLMN sign is the SNAC that comprises in the described SNA information.
4. the method for claim 1 is characterized in that,
Comprise PLMN sign and the corresponding shared network access information sign indicating number (SNAC) of this PLMN sign in the described SNA information, described PLMN is designated in many PLMN list information of described Target cell.
5. method as claimed in claim 4 is characterized in that,
Described PLMN is designated common PLMN sign.
6. the method for claim 1 is characterized in that,
The authorization message that described SRNC shares information and described UE to the network of described Target cell is mated judgement and is meant: SRNC judges that described network shares whether the common factor of the pairing SNAC of identical PLMN in information and the described authorization message is empty, if be empty, think and do not match, otherwise, think coupling.
7. the method for claim 1 is characterized in that,
DRNC sends to SRNC by one of following information with SNA information and many PLMN list information: Radio Link is set up response message, Radio Link is set up failed message, Radio Link increase response message, Radio Link increase failed message, up signaling transmission indicating information.
8. a resource allocation system comprises service wireless network controller (SRNC) and floating radio network controller (DRNC), wherein:
Described DRNC is used for inserting (SNA) information and many public land mobile networks (PLMN) list information to the shared network of described SRNC transmission sub-district, and described sub-district belongs to a plurality of PLMN;
Described SRNC, be used for the SNA information of the described sub-district of transmitting and the network that many PLMN list information generates described sub-district and share information according to described DRNC, and be used for when subscriber equipment (UE) will switch to described sub-district, the authorization message of the network of described sub-district being shared information and described UE is mated judgement, during the judgement coupling is described UE Resources allocation, otherwise does not distribute.
9. system as claimed in claim 8 is characterized in that,
Described network is shared information and is comprised that at least each PLMN sign and each PLMN in many PLMN list information identify corresponding shared network access information sign indicating number (SNAC), and described SNAC is the SNAC that comprises in the described SNA information.
10. method as claimed in claim 8 is characterized in that,
Described PLMN is designated the commonPLMN sign in many PLMN list information of described Target cell.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103124443A (en) * | 2012-12-28 | 2013-05-29 | 上海顶竹通讯技术有限公司 | Device and method for interconnection between multiple core networks and wireless network controller |
| CN103634857A (en) * | 2013-12-02 | 2014-03-12 | 华为技术有限公司 | Public land mobile network (PLMN) identification switching method, base station and communication network |
| CN113573370A (en) * | 2020-04-29 | 2021-10-29 | 中国移动通信有限公司研究院 | Information processing method, network equipment, terminal and storage medium |
| WO2022141129A1 (en) * | 2020-12-29 | 2022-07-07 | 华为技术有限公司 | Spectrum resource sharing method, device and system |
-
2009
- 2009-12-25 CN CN2009102525446A patent/CN102111821A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103124443A (en) * | 2012-12-28 | 2013-05-29 | 上海顶竹通讯技术有限公司 | Device and method for interconnection between multiple core networks and wireless network controller |
| CN103124443B (en) * | 2012-12-28 | 2015-09-23 | 上海顶竹通讯技术有限公司 | Interconnect device between multiple core net and radio network controller and method |
| CN103634857A (en) * | 2013-12-02 | 2014-03-12 | 华为技术有限公司 | Public land mobile network (PLMN) identification switching method, base station and communication network |
| CN103634857B (en) * | 2013-12-02 | 2017-06-20 | 华为技术有限公司 | Changing method, base station and communication network between public land mobile net mark |
| CN113573370A (en) * | 2020-04-29 | 2021-10-29 | 中国移动通信有限公司研究院 | Information processing method, network equipment, terminal and storage medium |
| CN113573370B (en) * | 2020-04-29 | 2022-09-13 | 中国移动通信有限公司研究院 | Information processing method, network equipment, terminal and storage medium |
| WO2022141129A1 (en) * | 2020-12-29 | 2022-07-07 | 华为技术有限公司 | Spectrum resource sharing method, device and system |
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Application publication date: 20110629 |